Re: Feature suggestion: Constant ratio tempo ramp

On Thu, May 12, 2022 at 10:00:56AM +0200, Alexandre Ratchov wrote:
> On Wed, May 11, 2022 at 09:34:42PM -1000, Joel Roth wrote:
> > Oh, I meant this for a different list.
> > 
> > Sorry for the distraction. Have a great day!
> > 
> 
> No worries, note taken for when we add tempo ramps!

Okay, then I'll add one more comment on the subject from Linux audio
giant and recording guru Fons Andraensen:

)) On Thu, Jan 27, 2022 at 08:20:29PM -0700, Paul Davis wrote:
)) 
)) > To do a linear speedup, you would gradually reduce the time between notes,
)) > maybe like this: 0.5, 0.45, 0.40, 0.35, 0.30 and so on
)) 
)) That would be a linear interpolation of beat _duration_. 
)) 
)) The alternative is linear interpolation of beat _frequency_.
)) 
)) The result of this will be very close to exponential, for
)) a reasonable relative tempo change (in the range 1/2 to 2/1).
)) Outside that range, and if the ramp takes more than a few
)) seconds I wonder if humans will do exponential accurately
)) enough for the difference to matter at all.


-- 
Joel Roth